S
XT I
, O
ERIES
NSTALLATION
PERATION AND
FIGURE 36: M611 Valve
Gas Inlet
Low Fire Adjustment
(under cap)
FIGURE 37: Regulator (XT-112)
Regulator
Adjustment Below
(High Fire Adjustment Cap)
Gas Flow
Inlet Pressure
Tap-1/8 NPT
68
S
M
ERVICE
ANUAL
NOTE: Modulating only.
Gas Outlet
ON
OFF
Gas Flow
Outlet Pressure
Tap-1/8 NPT